Yang X., He T. (1984). New small shelly fossils from Lower Cambrian Meishucun stage of Nanjiang area, northern Sichuan. Professional Papers of Stratigraphy and Palaeontology. 13:35-48. [in Chinese].
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Yang X., He T.
1984
New small shelly fossils from Lower Cambrian Meishucun stage of Nanjiang area, northern Sichuan
Professional Papers of Stratigraphy and Palaeontology